Home / 134,970.24-202,578.24-71,843.40

Finding the Fourth Proportional to 134,970.24, 202,578.24 and 71,843.40

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Solution

The fourth proportional to 134,970.24, 202,578.24 and 71,843.40 is: 107,830.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,970.24 : 202,578.24 = 71,843.40 : x
  2. Step 2: Convert to fraction form
    134,970.24/202,578.24 = 71,843.40/x
  3. Step 3: Cross multiply
    134,970.24x = 202,578.24 × 71,843.40
  4. Step 4: Simplify right side
    134,970.24x = 14,553,909,527.62
  5. Step 5: Solve for x
    x = 14,553,909,527.62/134,970.24
  6. Step 6: Final answer
    x = 107,830.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.